change log for P0523597 (close)

datetimeuserobjecttablefieldtypeoldnew
2015-10-318:53:39Felber, Volker 8959 Schach-Echo 12, p. 190, 06/1976 refsrc page  update 190 
2015-10-318:53:39Felber, Volker 8959 Schach-Echo 12, p. 190, 06/1976 refsrc sourceno  update12